es5.js

/*
 * Copyright (c) 2015, Groupon, Inc.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * Redistributions of source code must retain the above copyright notice,
 * this list of conditions and the following disclaimer.
 *
 * Redistributions in binary form must reproduce the above copyright
 * notice, this list of conditions and the following disclaimer in the
 * documentation and/or other materials provided with the distribution.
 *
 * Neither the name of GROUPON nor the names of its contributors may be
 * used to endorse or promote products derived from this software without
 * specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
 * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
 * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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 * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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 */

'use strict';

const opinions = require('./lib/rules/opinions');
const conventions = require('./lib/rules/conventions');
const mistakes = require('./lib/rules/mistakes');

module.exports = Object.assign({
  env: {
    es6: false,
    node: true,
  },
  parserOptions: {
    ecmaVersion: 5,
    sourceType: 'script',
  },
  plugins: ['import', 'node', 'prettier'],
  rules: Object.assign({}, opinions, conventions, mistakes, {
    // Additional opinions

    // Additional conventions
    // See: https://eslint.org/docs/rules/no-var
    'no-var': 'off',
    // See: https://eslint.org/docs/rules/prefer-const
    'prefer-const': 'off',

    // Additional mistakes
    'node/no-unsupported-features': [2, { version: 4 }],
  }),
});